<div class="note-operation note-oper-line">
  <button type="submit" class="btn btn-default btn-sm oper-button note-edit-button"
          ng-click="saveMap();"><span class="glyphicon glyphicon-pencil"></span> 保存</button>
</div>
<mindmap map-title="mapTitle" map-obj="mapObj" graph-method="graphMethod"></mindmap>